GNU bug report logs - #68234
[PATCH] Increase blink-matching-paren-distance by 300kb.

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From: Stefan Kangas <stefankangas <at> gmail.com>
To: Antero Mejr <antero <at> mailbox.org>, 68234 <at> debbugs.gnu.org
Subject: bug#68234: [PATCH] Increase blink-matching-paren-distance by 300kb.
Date: Wed, 3 Jan 2024 20:50:41 -0800

Antero Mejr via "Bug reports for GNU Emacs, the Swiss army knife of text
editors" <bug-gnu-emacs <at> gnu.org> writes:

> Avoids erroneous mismatched paren highlighting when highlighting large
> expressions of around 10,000 lines.
>
> This value was last increased in 2009, from 25->100kb. This patch
> increases it from 100->400.

Makes sense to me.

> From d55e8ce5d98389bc8bbe4dac97bc76bb957e791e Mon Sep 17 00:00:00 2001
> From: Antero Mejr <antero <at> mailbox.org>
> Date: Wed, 3 Jan 2024 18:29:43 +0000
> Subject: [PATCH] Increase blink-matching-paren-distance by 300kb.
>
> * lisp/simple.el (blink-matching-paren-distance): Increase from 100kb
> to 400kb.
> ---
>  lisp/simple.el | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/lisp/simple.el b/lisp/simple.el
> index 4f6d2ee12c3..177ea640506 100644
> --- a/lisp/simple.el
> +++ b/lisp/simple.el
> @@ -9260,10 +9260,10 @@ It is also ignored if `show-paren-mode' is enabled."
>    :type 'boolean
>    :group 'paren-blinking)
>
> -(defcustom blink-matching-paren-distance (* 100 1024)
> +(defcustom blink-matching-paren-distance (* 400 1024)
>    "If non-nil, maximum distance to search backwards for matching open-paren.
>  If nil, search stops at the beginning of the accessible portion of the buffer."
> -  :version "23.2"                       ; 25->100k
> +  :version "23.2"                       ; 25->100k, 30->400k

This should read:

 +  :version "30.1"                       ; 100->400k

Or even just:

 +  :version "30.1"

>    :type '(choice (const nil) integer)
>    :group 'paren-blinking)
>
> --
> 2.43.0

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